BTN3A1 and cancer: ENST00000311534 was significantly correlated with HMGB1 (Figure 4F), ENST00000326094 was significantly correlated with BTN3A1, CD160, TGFBR1, and IL6R (Figure 4G), and ENST00000375991 was significantly correlated with CD276, ENTPD1, HMGB1, TLR4, KDR, and TGFBR1 among these 33 immune genes in more than 20 cancer types (Figure 4H).